210.30.42.20.01.018Ref

Debuted in 2025, the Omega Seamaster Diver 300M ref. 210.30.42.20.01.018 belongs to the updated Diver 300M generation with a black aluminium dial and orange accents on the central seconds hand, quarter-hour indexes, and Seamaster logo. The oxalic anodised aluminium bezel ring has a diving scale in white Super-LumiNova, matching the rhodium-plated skeletonised hands and indexes also filled with white Super-LumiNova; the 42 mm stainless steel case includes a domed sapphire crystal, helium escape valve at 10 o'clock, and transparent case back. It runs on the METAS-certified Co-Axial Master Chronometer calibre 8806 and is offered on a stainless steel mesh bracelet with folding clasp, with an orange rubber strap version also available.